A new study helps reveal why tropical mountain birds occupy such narrow elevation ranges, a mystery that has puzzled scientists for centuries. While many assumed temperature was responsible for these limited distributions, ...
Plants & Animals
Jul 21, 2022
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28
2019 marks the 250th anniversary of Alexander von Humboldt. He was one of the first naturalists to document the distribution and adaptation of species on tropical mountains in the 19th century. Humboldt also observed that ...
Ecology
Mar 27, 2019
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27
A 2,300-year climate record University of Pittsburgh researchers recovered from an Andes Mountains lake reveals that as temperatures in the Northern Hemisphere rise, the planet's densely populated tropical regions will most ...
Earth Sciences
May 11, 2011
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(PhysOrg.com) -- Many tropical forests are extremely rich in nitrogen even when there are no farms or industries nearby, says Montana State University researcher Jack Brookshire.
Earth Sciences
Jan 16, 2012
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0
We often think of rainforests and coral reefs as hotspots for biodiversity, but mountains are treasure troves for species too -- especially in the tropics, scientists say. But what drives montane biodiversity? The diversity ...
Environment
Jun 8, 2011
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1
Butterfly wings can do remarkable things with light, and humans are still trying to learn from them. Physicists have now uncovered how subtle differences in the tiny crystals of butterfly wings create stunningly varied patterns ...
Plants & Animals
Jul 17, 2013
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0
An international team of scientists led by the University of Arizona used the latest technology in remote sensing to measure plant biodiversity from the Amazon basin to the Andes Mountains in Peru to better understand how ...
Environment
Dec 4, 2019
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58
The Amazon rainforest, energy grids, and cells in the human body share a troublesome property: They possess multiple stable states. When the world's largest tropical forest suddenly starts retreating in a warming climate, ...
General Physics
Jan 6, 2013
1
0
Hurricane Maria hit the island of Puerto Rico on 20 September 2017 and triggered more than 40,000 landslides in at least three-fourths of Puerto Rico's 78 municipalities. In a new article from GSA Today, authors Erin Bessette-Kirton ...
Environment
Feb 7, 2019
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12
Research by U.S. Forest Service Southern Research Station (SRS) scientists and partners suggests that the expansion of rosebay rhododendron (Rhododendron maximum) in Southern Appalachian mountain hollows may increase the ...
Ecology
Aug 31, 2009
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